Kiniksa Pharmaceuticals CFO Ragosa Mark exercised Options for 9,104 shares across four transactions on 2026-09-01. The activity matters to investors because the reported holdings separate common shares from derivative securities, with derivative-security ownership reaching zero after the exercises and share ownership changing through a forfeiture.

Key Highlights

  • Ragosa Mark forfeited 4,404 Kiniksa shares at $79.28 per share on 1 September 2026.
  • The CFO received 38,950 derivative securities across two transactions at $0 per share.
  • Reported share ownership stood at 20,854 after the forfeiture, while derivative-security ownership later reached zero.

Kiniksa Pharmaceuticals International, plc (NASDAQ: KNSA) CFO Ragosa Mark exercised options for 9,104 shares across four transactions on 1 September 2026. Reported ownership after those transactions was 25,258 shares, alongside separate changes involving share forfeiture, derivative awards and derivative-security exercises.

Share Forfeiture and Derivative Awards

Mark separately forfeited 4,404 shares at $79.28 per share on 1 September 2026, after which reported share ownership stood at 20,854. The CFO also received 38,950 derivative securities across two transactions on the same date, at $0 per share. Reported derivative-security ownership following those awards was 31,150. Mark then exercised options covering 9,104 derivative securities across four transactions on 1 September 2026, also at $0 per share. Reported derivative-security ownership after those exercises was zero.